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Noncontrolling Interests (Details of the income from NCI table) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Components on noncontrolling interests        
Net loss (income) $ 0 $ 129 $ 0 $ 284